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Official data from INPI

SISTEMA DE MODULACAE DE TRANSFORMACAO

ConcedidaInvention Patent

Application data

Number

PI8108669

Type

Invention Patent

Filing

07/02/1980

Publication

05/25/1982

Progress at the INPI

  1. Filing07/02/80
  2. Publication05/25/82
  3. Examination01/17/84
  4. Allowance01/29/85
  5. Grant08/27/85
  6. Terminated08/07/90

The patent was granted on 08/27/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/27/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MOTOROLA INC

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Inventors

P. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/27/1985

RPI 775

Notificação para pagamento de retribuição

#13.1

05/21/1985

RPI 761

Deferimento

#9.1

01/29/1985

RPI 745

Solicitação de exame técnico

#4.1

01/17/1984

RPI 691

Notificação de entrada na fase nacional - PCT

#1.3

05/25/1982

RPI 605

Anuidade - prazo legal encerrado

#18.2

08/07/1990

RPI 1027

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